Home / 37,982.40-56,971.50-11,683.74

Finding the Fourth Proportional to 37,982.40, 56,971.50 and 11,683.74

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Solution

The fourth proportional to 37,982.40, 56,971.50 and 11,683.74 is: 17,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,982.40 : 56,971.50 = 11,683.74 : x
  2. Step 2: Convert to fraction form
    37,982.40/56,971.50 = 11,683.74/x
  3. Step 3: Cross multiply
    37,982.40x = 56,971.50 × 11,683.74
  4. Step 4: Simplify right side
    37,982.40x = 665,640,193.41
  5. Step 5: Solve for x
    x = 665,640,193.41/37,982.40
  6. Step 6: Final answer
    x = 17,524.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.